Home / 934,420.08-1,289,784.88-585,749.28

Finding the Fourth Proportional to 934,420.08, 1,289,784.88 and 585,749.28

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Solution

The fourth proportional to 934,420.08, 1,289,784.88 and 585,749.28 is: 808,512.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,420.08 : 1,289,784.88 = 585,749.28 : x
  2. Step 2: Convert to fraction form
    934,420.08/1,289,784.88 = 585,749.28/x
  3. Step 3: Cross multiply
    934,420.08x = 1,289,784.88 × 585,749.28
  4. Step 4: Simplify right side
    934,420.08x = 755,490,564,814.89
  5. Step 5: Solve for x
    x = 755,490,564,814.89/934,420.08
  6. Step 6: Final answer
    x = 808,512.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.